Seiko Cal. 5665 - 397

The Seiko 5665-397 represents an important milestone in Seiko's 1966 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-8ea61891308a]

Also known as: Crown, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1966

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